| article html file updated | 31 August 2025 04:32 CEST | Update | https://www.mdpi.com/2076-0752/8/4/150 |
| article html file updated | 19 July 2022 23:45 CEST | Update | N/A |
| article html file updated | 14 February 2020 09:14 CET | Update | N/A |
| article html file updated | 30 December 2019 09:34 CET | Update | N/A |
| article html file updated | 13 November 2019 10:36 CET | Original file | N/A |
| article pdf uploaded. | 13 November 2019 10:34 CET | Version of Record | https://www.mdpi.com/2076-0752/8/4/150/pdf |
| article xml uploaded. | 13 November 2019 10:34 CET | Update | https://www.mdpi.com/2076-0752/8/4/150/xml |
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